Home / 53,902.08-80,856-16,463.28

Finding the Fourth Proportional to 53,902.08, 80,856 and 16,463.28

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Solution

The fourth proportional to 53,902.08, 80,856 and 16,463.28 is: 24,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,902.08 : 80,856 = 16,463.28 : x
  2. Step 2: Convert to fraction form
    53,902.08/80,856 = 16,463.28/x
  3. Step 3: Cross multiply
    53,902.08x = 80,856 × 16,463.28
  4. Step 4: Simplify right side
    53,902.08x = 1,331,154,967.68
  5. Step 5: Solve for x
    x = 1,331,154,967.68/53,902.08
  6. Step 6: Final answer
    x = 24,695.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.